/*
 * JBoss, Home of Professional Open Source.
 * Copyright 2013, Red Hat, Inc., and individual contributors
 * as indicated by the @author tags. See the copyright.txt file in the
 * distribution for a full listing of individual contributors.
 *
 * This is free software; you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License as
 * published by the Free Software Foundation; either version 2.1 of
 * the License, or (at your option) any later version.
 *
 * This software is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this software; if not, write to the Free
 * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
 * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
 */
package com.dzp.simpleSyslogServer.syslog;

import java.io.UnsupportedEncodingException;

import com.alibaba.fastjson.JSON;
import com.alibaba.fastjson.annotation.JSONField;

/**
 * Syslog 接收处理
 * 
 * @author dzp
 *
 */
public class SyslogEvent {
	private static final String CHARSET = "UTF-8";
	@JSONField(serialize = false)
	private byte[] raw;
	private String message;
	private String client_ip;

	public SyslogEvent(byte[] data, int offset, int length, String clientIp) {
		raw = new byte[length - offset];
		System.arraycopy(data, offset, raw, 0, length);
		message = getString(raw);
		client_ip = clientIp;
	}

	/**
	 * 转换字符串
	 * 
	 * @param data
	 * @return
	 */
	private String getString(byte[] data) {
		try {
			return new String(data, CHARSET);
		} catch (UnsupportedEncodingException e) {
			System.err.println("Unsupported encoding");
		}
		return "";
	}

	@Override
	public String toString() {
		return JSON.toJSONString(this);
	}

	public String getMessage() {
		return message;
	}

	public byte[] getRaw() {
		return raw;
	}

	public String getClient_ip() {
		return client_ip;
	}

}
